13321302209 has 2 divisors, whose sum is σ = 13321302210. Its totient is φ = 13321302208.

The previous prime is 13321302179. The next prime is 13321302307. The reversal of 13321302209 is 90220312331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8108462209 + 5212840000 = 90047^2 + 72200^2 .

It is a cyclic number.

It is not a de Polignac number, because 13321302209 - 2¹² = 13321298113 is a prime.

It is not a weakly prime, because it can be changed into another prime (13321302809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660651104 + 6660651105.

It is an arithmetic number, because the mean of its divisors is an integer number (6660651105).

Almost surely, 2^13321302209 is an apocalyptic number.

It is an amenable number.

13321302209 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321302209 is an equidigital number, since it uses as much as digits as its factorization.

13321302209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 13321302209 in words is "thirteen billion, three hundred twenty-one million, three hundred two thousand, two hundred nine".